/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// HiveColumnHandle is special since it needs an implementation of
// operator<().

namespace facebook::presto::protocol::hive {

struct HiveColumnHandle : public ColumnHandle {
  String name = {};
  HiveType hiveType = {};
  TypeSignature typeSignature = {};
  int hiveColumnIndex = {};
  hive::ColumnType columnType = {};
  std::shared_ptr<String> comment = {};
  List<Subfield> requiredSubfields = {};
  std::shared_ptr<Aggregation> partialAggregation = {};

  HiveColumnHandle() noexcept;

  bool operator<(const ColumnHandle& o) const override {
    return name < dynamic_cast<const HiveColumnHandle&>(o).name;
  }
};

void to_json(json& j, const HiveColumnHandle& p);
void from_json(const json& j, HiveColumnHandle& p);

} // namespace facebook::presto::protocol::hive
